SOLUTION: Mulitphy and simplify: ( 3 square root 5 - 4) (2 square root 5 + 2)

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Question 63639: Mulitphy and simplify:
( 3 square root 5 - 4) (2 square root 5 + 2)

Answer by stanbon(75887)   (Show Source): You can put this solution on YOUR website!
3 square root 5 - 4) (2 square root 5 + 2)
Use FOIL:
F: 6*5=30
O: 6sqrt5
I:-8sqrt5
L: -6
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Add these to get:
= 24-2sqrt5
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Cheers,
Stan H.

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